Search Data¶

Query data objects under a specified data type. Supports filtering data by data objects attribute value, associated tags and tag attributes, and associated business terms.

Request Format¶

POST https://{apigw-address}/data-catalog/v2.0/entities/search

Request Parameters（URI）¶

Name	Location（Path/Query）	Mandatory/Optional	Data Type	Description
orgId	Query	Mandatory	String	OU ID

Request Parameters（Body）¶

Name	Mandatory/Optional	Data Type	Description
typeId	Mandatory	String	The type identifier (Including master data and metadata)
pageNo	Mandatory	Int	The page turning parameter, representing page number (Numbering starting from 1)
pageSize	Mandatory	Int	The page turning parameter, representing the number of returned data
excludeDelete	Optional	bool	Whether to exclude deleted data objects (The field in the nebula engine version is not valid, that is, deleted objects will not be returned. The default value is “true”, which means that deleted objects will not be returned.)
entityAttrFilters	Optional	json	The json string. Filter data by data attribute value. Supports multiple attributes filtering. For different data object types, the attributes that support filtering are as follows: DataSource : name HiveTable : name DTV Service: id , name FileSet: id , name , fileType Asset id: name, nameCn, nameEn, modelId, timezone AssetTreeNode: assetId, assetName, modelId, treeId, parentAssetId Measure: id, name Business Term/Metric: filtering by attributes is not supported currently. Custom master data type: support filtering by all user-defined attributes
tagAttrFilters	Optional	json	The json string. Filter by tags and tag attributes. Only supports filtering by one single tag.
termFilters	Optional	String	The business term filtering condition. The terms need to have glossary information, and pass parameters in glossaryIdd:termId format. Only supports filtering by one single term.

entityAttrFilters¶

Name	Mandatory/Optional	Data Type	Description
condition	Optional	String	The enumeration values: AND, OR
criterion	Optional	jsonArray	The filtering condition

criterion¶

Name

Mandatory/Optional

Data Type

Description

attributeName

Optional

String

The attribute name used for filtering

operator

Optional

String

The filter. The enumeration value types are described as follows:

lt：less than
gt：greater than
lte：less than or equal to
gte：greater than or equal to
eq：equal to
neq：not equal to
contains：containing matching
startsWith：prefix matching
endsWith：suffix matching

int, short, long, float, double, byte, date type support [Less than, greater than, less than or equal to, greater than or equal to, equal to, not equal to].

String type supports [equal to, contains, startsWith, endsWith]. Bool type supports [equal to].

bool type supports [equal to].

attributeValue

Optional

Object

The attribute value used for filtering

tagAttrFilters¶

Name	Mandatory/Optional	Data Type	Description
tagId	Optional	String	The Tag ID
condition	Optional	String	The enumeration values: AND, OR
criterion	Optional	jsonArray	The filtering condition

criterion¶

Name

Mandatory/Optional

Data Type

Description

attributeName

Optional

String

The attribute name used for filtering

operator

Optional

String

The filter. The enumeration value types are described as follows:

lt：less than
gt：greater than
lte：less than or equal to
gte：greater than or equal to
eq：equal to
neq：not equal to
contains：containing matching
startsWith：prefix matching
endsWith：suffix matching

int, short, long, float, double, byte, date type support [Less than, greater than, less than or equal to, greater than or equal to, equal to, not equal to].

String type supports [equal to, contains, startsWith, endsWith]. Bool type supports [equal to].

bool type supports [equal to].

attributeValue

Optional

Object

The attribute value used for filtering

Response Parameter¶

Name	Data Type	Description
data	jsonArray	Return the list information of the specific data object queried

data¶

Name	Data Type	Description
owner	String	Owned by
updatedTime	timestamp	Last updated on
createdBy	String	Created by
name	String	The name
guid	String	The unique identifier in the OU. Data object ID.

Samples¶

Request Sample¶

url:    https://{apigw-address}/data-catalog/v2.0/entities/search?orgId=yourOrgId

method: POST

Content-Type: application/json

{
    "typeId": "UD_test",
    "pageNo": 1,
    "pageSize": 20,
    "excludeDelete": false,
    "entityAttrFilters": {
        "condition": "AND",
        "criterion": [{
            "attributeName": "height",
            "operator": "lt",
            "attributeValue": "70"
        }, {
            "attributeName": "turbineId",
            "operator": "=",
            "attributeValue": "ch9876"
        }]
    },
    "tagAttrFilters": {
        "tagId": "lc:lctag",
        "condition": "OR",
        "criterion": [{
            "attributeName": "attribute1",
            "operator": "lt",
            "attributeValue": 10
        }, {
            "attributeName": "attribute2",
            "operator": "gt",
            "attributeValue": 9.876
        }]
    },
    "termFilters":"test:test"
}

Return Sample¶

{
    "code": 0,
    "message": "",
    "data": [{
                "owner": "testOwnerName",
                "updatedTime": null,
                "createdBy": "testOwnerName",
                "name": "Turbine1",
                "guid": "43ce1497-cbc5-4787-9b46-803297361ec6"
            },
            {
                "owner": "testOwnerName",
                "updatedTime": null,
                "createdBy": "testOwnerName",
                "name": "Turbine2",
                "guid": "43ce1497-cbc5-4787-9b46-803297361ec6"
            }
        ]
}

Error Code¶

Code	Message
41001	Parameters [%s] required.
41054	Param [%s: %s] is invalid.
41090	Atlas detail error msg: %s.
41131	Condition [%s] is invalid,Condition supported AND/OR.
41132	Operator[%s] is invalid: The operator of the attribute [%s] supports [%s].
41133	Attribute [%s] not exist or not supported to search.
42037	Tag[%s] Attribute[%s] value does not match type.
42039	Attribute[%s] value does not match type.
42052	[%s] type not exist!
99000	Internal Server Error.